The #28 Cobalt Jobber Drill is a premium drilling tool made in the USA, designed for high-speed applications in tough materials. With a diameter of 0.1400 inches, this cobalt steel drill bit offers superior hardness and heat resistance, making it perfect for drilling through stainless steel and other hard metals. The jobber length allows for versatility in various drilling tasks, while the 118-degree point angle ensures efficient penetration and reduced walking. This drill is an essential tool for professionals seeking durability and precision.